Assembly - TM-10-3930-621-340130

TM 10-3930-621-34

(e) Wash master cylinder body in a clean warm

water and soap solution.

(4) Install check valve (7) and spring (8) with

(f) Check to be certain intake and by-pass ports

largest ends toward outlet end of cylinder. Hold in place.

are open and free of burrs, which may dam age piston

(5) While holding spring in place, insert retainer

cups.

(9), piston cup (10), piston assembly (15), and stop plate

(g) Final rinse cylinder in clean warm water and

(14).

blow dry with compressed air. Immediately submerge

(6) Firmly seat lockwire (13) in groove and install

master cylinder body in clean hydraulic brake fluid.

boot (12) and piston rod (11).

(5) Before assembly, inspect parts for corrosion,

f. Installation. Refer to TM 10-3930-621-12 for

scratched or pitted piston bearing surfaces. rubber

installation procedure.

deterioration, and defective spring action.

8-6. Brake Pedal.

(6) Replace worn, damaged, corroded or

a. Removal Refer to paragraph 6-20 for removal

deteriorated parts as authorized.

procedures of brake pedal assembly (15, fig. 8-3) and

(7) Replace all gaskets.

associated parts.

e. Assembly. Refer to figure 8-2 and assembly as

b. Disassembly.

follows:

(1) Refer to figure 8-3 and disassemble as follows:

(1) Lubricate parts and cylinder bore with clean

(2) Remove nut (6), lock washer (7) and pedal pad

brake fluid.

(8).

(2) Using new gasket (5) install plug (4) and

(3) Remove lubrication fitting (9).

gasket.

(4) Remove bearing (17) from pedal (16).

(3) Install fitting (3) and bolt (1) with new gaskets

(5) Remove steering gear support (21), brake pedal

(2).

stop (3) and shaft support (13) only if necessary for

repair or replacement

Figure 8-3. Brake pedal and associated parts, exploded view.

8-4